Home / 929,020,869.38-1,393,661,924.89-298,541,553.95

Finding the Fourth Proportional to 929,020,869.38, 1,393,661,924.89 and 298,541,553.95

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Solution

The fourth proportional to 929,020,869.38, 1,393,661,924.89 and 298,541,553.95 is: 447,854,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,020,869.38 : 1,393,661,924.89 = 298,541,553.95 : x
  2. Step 2: Convert to fraction form
    929,020,869.38/1,393,661,924.89 = 298,541,553.95/x
  3. Step 3: Cross multiply
    929,020,869.38x = 1,393,661,924.89 × 298,541,553.95
  4. Step 4: Simplify right side
    929,020,869.38x = 416,065,996,729,894,144
  5. Step 5: Solve for x
    x = 416,065,996,729,894,144/929,020,869.38
  6. Step 6: Final answer
    x = 447,854,306.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.